1. Battery

  2. Capacitor

    1. Ceramic capccitor
    2. Electrolytc capacitor
    3. SMD capacitor

  3. Connectors

  4. Diode

    1. SMD Diode
    2. 1N4001 – 1N4007 → General rectifier, power supplies (low frequency)
    3. UF4007 → Fast switching rectifier, SMPS circuits
    4. 1N5401 – 1N5408 → High current rectifier, chargers, adapters
    5. 6A4, 10A10 → Heavy current rectifiers, inverters, stabilizers
    6. Bridge Rectifier (W10, BR1010, KBPC3510, etc.) → AC to DC conversion in power supplies, inverters
    7. 1N5819, SS14, SS34 (Schottky) → Low voltage drop rectifier, SMPS, DC-DC converters
    8. Zener Diodes (3.3V, 5.1V, 12V, 24V etc.) → Voltage regulation, overvoltage protection
    9. TVS Diode → Surge protection in SMPS, chargers, LED TVs
    10. LED (Light Emitting Diode) → Indicators, displays, lighting
    11. Photodiode → Remote controls, sensors, solar panels
    12. Laser Diode → DVD/CD drives, barcode scanners, laser pointers
    13. Varactor (Varicap) Diode → Radio tuning circuits, frequency control
    14. Tunnel Diode → High-frequency oscillators, special RF circuits
    15. PIN Diode → RF switches, attenuators, microwave circuits
    16. Avalanche Diode → High-voltage protection circuits
    17. Gunn Diode → Microwave oscillators, radar equipment
    18. Step Recovery Diode (SRD) → RF pulse generation, microwave circuits
    19. Current Regulator Diode → Current limiting in small circuits
    20. SCR Diode
    21. TRIAC

  5. Fan

  6. Fuse

    1. DC Fuse
    2. Glass Fuse

  7.  Holder

    1. Battery holder

  8. IC

    1. Memory IC
    2. Microcontroller ICs

  9. Inductor and coils

  10. Jack

    1. Audio jack

  11. Kit/Module

    1. BT Module – for older amp and tapes
    2. Charging module – TP
    3. DC to DV converter
    4. DC boost circuit
    5. Motor drivers
    6. Power bank module
    7. SMPS module
    8. Stabilizer kit

  12. Motors

  13. Potentiometer

  14. Preset

  15. Relay

  16. Resistor

  17. Screws

  18. Sensor

  19. Switches

  20. Tools

    1. Crocodile chimti
    2. Desolder Pump
    3. Heat sink paste
    4. Multimeter
    5. Screw driver
    6. Soldering iron/Paste/wire
    7. Tape

  21. Transformer

  22. Transistor

    1. Mosfets
    2. Transistor
    3. Voltage regulators

  23. Wire

    1. Raubow wire

Other links for repair items-